Re: Is C++ used in life-critical systems?
"Ian Collins" <email@example.com>
I wonder who would ask for a crippled version of C++? Surely not
someone with an existing C++ code base, and surely not someone with
an existing C code base who wants to move to C++.
Why not? Depends on what is left out. You do not need many features in
the embedded world. You do not need your codebase written for
desktop/server stuff either.
That depends on your definition of embedded. My last embedded project
used Linux and was maintained by a team of 50.
Sure. :) I would not call that 'embedded' in *this* context, as in my head
it maps to something like the hosted/freestanding distinction in the C/C++
standard. We have cards and boxes that have a full PC built in, with OS --
to me writing stuff there is not very different to wrtite for similar
hardware that is installed in a midi-tower case. And stripping the
keyboard and monitor does not make a difference either.
The team size also have IMO little relevance ot embeddedness :) and it can
be natural that more effort is needed to cover features that otherwise are
supplied by the OS (or some stock library fitting the environment out of the
I would not cry if there was no standard lib either -- if templates are
supported so I can import my own library or any stl portions I'd happen
Templates are another feature left out for "efficiency" reasons.
For me a teplate-stripped version is no longer C++. What then we have over
C99(*) really? Member functions? That is not such a big deal alone,
easily worked around with "python style".
(*) or its approximation called 'Gnu C', that is available in gcc --
supporting inline and variables mixed with code.
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